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Electrophysiological Basis of the First Heart Beats
Author(s) -
Huamin Liang,
Marcel Halbach,
Tobias Hannes,
Bernd K. Fleischmann,
Ming Tang,
Heribert Schunkert,
Jürgen Hescheler,
Michael Reppel
Publication year - 2010
Publication title -
cellular physiology and biochemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.486
H-Index - 87
eISSN - 1421-9778
pISSN - 1015-8987
DOI - 10.1159/000315075
Subject(s) - electrophysiology , patch clamp , nifedipine , extracellular , verapamil , ion channel , membrane potential , cardiac electrophysiology , voltage dependent calcium channel , afterdepolarization , voltage clamp , channel blocker , chemistry , medicine , biophysics , calcium , biology , microbiology and biotechnology , receptor , repolarization
Earlier studies on cardiac pacemaker activity were inconclusive regarding the electrophysiological mechanism(s) of first electrical activity generation during cardiac development. We therefore aimed to investigate the role of ion channels in action potential (AP) formation and pacemaker activity during very early murine heart development (E8.5).

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